@misc{Speich2008,
  author    = {Christoph Speich},
  title     = {Spontaneous Guest Access (SpoGA) \& Extended Invitation Management System (E-IMS)},
  institution = {Institut f{\"u}r Wirtschafts- und Verwaltungsinformatik},
  type      = {studythesis},
  pages     = {VII, 54},
  year        = {2008},
}